Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38709 | Electrical raceway assembly | David R. Gutgsell, Scott Schwinghammer | 2005-03-08 |
| 6792877 | Electrical raceway assembly | David R. Gutgsell, Scott Schwinghammer | 2004-09-21 |
| 6348658 | Electrical raceway assembly | David R. Gutgsell, Scott Schwinghammer | 2002-02-19 |
| 6244193 | Electrical raceway assembly | David R. Gutgsell, Scott Schwinghammer | 2001-06-12 |
| 6012504 | Visual privacy system for open plan furniture arrangements | — | 2000-01-11 |
| 6010016 | Modular tray system | — | 2000-01-04 |
| 5967820 | Electrical system for use with ganged furniture | Scott Schwinghammer, David R. Gutgsell | 1999-10-19 |
| 5954525 | Extendable temporary electrical receptacle | David R. Gutgsell, Scott Schwinghammer | 1999-09-21 |
| 5622477 | Switch for bilge and sump/pump with automatic float control | Stephen Orth, Roman Buch | 1997-04-22 |
| 5562423 | Automatic float control switch for a bilge and sump pump | Stephen Orth | 1996-10-08 |
| 5538406 | Removable cartridge-type pump for live well bait tanks in sport fishing boats | Irvin W. Hines | 1996-07-23 |
| 5307941 | File folder conveyor | — | 1994-05-03 |
| 5297939 | Automatic control for bilge & sump pump | Stephen Orth | 1994-03-29 |
| 5275220 | Visual privacy system for open plan furniture arrangement | — | 1994-01-04 |
| 5160699 | Germicidal apparatus | — | 1992-11-03 |
| D321957 | Face shield | Tobias Brown | 1991-11-26 |
| 5062156 | Face shield filter plate retention | — | 1991-11-05 |
| 5014353 | Face shield | Tobias Brown | 1991-05-14 |
| 4882543 | Vacuum testing apparatus having a test enclosure with a rotatable sleeve | — | 1989-11-21 |
| 4821370 | Combination drapery track and side wall mounting bracket | John T. Magdars | 1989-04-18 |
| 4790093 | Molded plastic signholder | Richard C. Ernest | 1988-12-13 |
| 4770125 | Spring-biased dispenser mechanism for manually operated animal food dispensing machine | Arthur Gold, John T. Magdars | 1988-09-13 |
| 4771204 | Sealing method and means for fluid control device | — | 1988-09-13 |
| 4768683 | Food flow channeling insert for manually operated food dispensing machine | Arthur Gold, John T. Magdars | 1988-09-06 |
| 4765022 | Combination stop plug and frame member for channelled drapery track | John T. Magdars | 1988-08-23 |